/Engine/Source/Runtime/NavigationSystem/Public/NavMesh/NavMeshRenderingComponent.h
Gathers drawable information from NavMesh and puts it in OutProxyData. Override to add additional information to OutProxyData.
virtual void GatherData ( const [ARecastNavMesh](API\Runtime\NavigationSystem\NavMesh\ARecastNavMesh) & NavMesh, [FNavMeshSceneProxyData](API\Runtime\NavigationSystem\NavMesh\FNavMeshSceneProxyData) & OutProxyData ) const